64 строки
2.7 KiB
C++
64 строки
2.7 KiB
C++
/******************************************************************************
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*
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* Project: WCS Client Driver
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* Purpose: Implementation of RasterBand classes for WCS.
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* Author: Frank Warmerdam, warmerdam@pobox.com
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*
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******************************************************************************
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* Copyright (c) 2006, Frank Warmerdam
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* Copyright (c) 2008-2013, Even Rouault <even dot rouault at spatialys.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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****************************************************************************/
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/************************************************************************/
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/* ==================================================================== */
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/* WCSRasterBand */
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/* ==================================================================== */
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/************************************************************************/
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class WCSRasterBand final : public GDALPamRasterBand
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{
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friend class WCSDataset;
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int iOverview;
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int nResFactor;
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WCSDataset *poODS;
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int nOverviewCount;
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WCSRasterBand **papoOverviews;
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virtual CPLErr IRasterIO(GDALRWFlag, int, int, int, int, void *, int, int,
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GDALDataType, GSpacing nPixelSpace,
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GSpacing nLineSpace,
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GDALRasterIOExtraArg *psExtraArg) override;
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public:
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WCSRasterBand(WCSDataset *, int nBand, int iOverview);
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virtual ~WCSRasterBand();
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virtual double GetNoDataValue(int *pbSuccess = nullptr) override;
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virtual int GetOverviewCount() override;
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virtual GDALRasterBand *GetOverview(int) override;
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virtual CPLErr IReadBlock(int, int, void *) override;
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};
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